Binocular viewer for smart phone based virtual visual charts



FIG. 1 is a top and front perspective view of a binocular viewer forsmart phone based virtual visual charts showing a new design;

FIG. 2 is a top and back perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a back view thereof; and,

FIG. 8 is a front view thereof.

The dashed lines in FIGS. 2, 3, 7 and 8 depict environment and form nopart of the claimed design.

CLAIM The ornamental design for a binocular viewer for smart phone basedvirtual visual charts, as shown and described.